Home / 79,404.16-109,577.04-43,593.36

Finding the Fourth Proportional to 79,404.16, 109,577.04 and 43,593.36

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Solution

The fourth proportional to 79,404.16, 109,577.04 and 43,593.36 is: 60,158.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,404.16 : 109,577.04 = 43,593.36 : x
  2. Step 2: Convert to fraction form
    79,404.16/109,577.04 = 43,593.36/x
  3. Step 3: Cross multiply
    79,404.16x = 109,577.04 × 43,593.36
  4. Step 4: Simplify right side
    79,404.16x = 4,776,831,352.45
  5. Step 5: Solve for x
    x = 4,776,831,352.45/79,404.16
  6. Step 6: Final answer
    x = 60,158.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.